Where does “birotunda” come from?

birotunda (English) comes from English bi-, from Latin bi-, from Proto-Italic *dwi- — two, bi-, di.

birotunda (English): A structure made of two adjoined rotundas

Definitions

  1. A structure made of two adjoined rotundas

Ancestry of “birotunda”, step by step

StepLanguageWordMeaning
1Englishbi-API; two, paired, both; half
2Latinbi-having two parts; occurring twice
3Proto-Italic*dwi-two, bi-, di

Words derived from “birotunda”

Every word from Proto-Italic *dwi- →Every word from Latin bi- →Every word from English bi- →